6161819115 has 32 divisors (see below), whose sum is σ = 9901670400. Its totient is φ = 3272088960.

The previous prime is 6161819093. The next prime is 6161819123. The reversal of 6161819115 is 5119181616.

It is not a de Polignac number, because 6161819115 - 2²¹ = 6159721963 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4817046 + ... + 4818324.

It is an arithmetic number, because the mean of its divisors is an integer number (309427200).

Almost surely, 2^6161819115 is an apocalyptic number.

6161819115 is a deficient number, since it is larger than the sum of its proper divisors (3739851285).

6161819115 is a wasteful number, since it uses less digits than its factorization.

6161819115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2427.

The product of its digits is 12960, while the sum is 39.

The square root of 6161819115 is about 78497.2554615765. The cubic root of 6161819115 is about 1833.3117209757.

The spelling of 6161819115 in words is "six billion, one hundred sixty-one million, eight hundred nineteen thousand, one hundred fifteen".